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Ubara A, Tanizawa N, Harata M, Suh S, Yang CM, Li X, Okajima I.Ubara A, et al. Among authors: okajima i.Int J Environ Res Public Health. 2022 Apr 7;19(8):4423. doi: 10.3390/ijerph19084423.Int J Environ Res Public Health. 2022.PMID: 35457291Free PMC article.Clinical Trial.
Ayabe N, Okajima I, Nakajima S, Inoue Y, Watanabe N, Yamadera W, Uchimura N, Tachimori H, Kamei Y, Mishima K.Ayabe N, et al. Among authors: okajima i.Sleep Med. 2018 Oct;50:105-112. doi: 10.1016/j.sleep.2018.05.038. Epub 2018 Jun 18.Sleep Med. 2018.PMID: 30031988Clinical Trial.
Takaesu Y, Utsumi T, Okajima I, Shimura A, Kotorii N, Kuriyama K, Yamashita H, Suzuki M, Watanabe N, Mishima K.Takaesu Y, et al. Among authors: okajima i.Sleep Med Rev. 2019 Dec;48:101214. doi: 10.1016/j.smrv.2019.101214. Epub 2019 Oct 1.Sleep Med Rev. 2019.PMID: 31648145Free article.
Okajima I, Miyamoto T, Ubara A, Omichi C, Matsuda A, Sumi Y, Matsuo M, Ito K, Kadotani H.Okajima I, et al.Int J Environ Res Public Health. 2020 Nov 26;17(23):8789. doi: 10.3390/ijerph17238789.Int J Environ Res Public Health. 2020.PMID: 33256097Free PMC article.
Komada Y, Okajima I, Kuwata T.Komada Y, et al. Among authors: okajima i.Int J Environ Res Public Health. 2020 Dec 16;17(24):9440. doi: 10.3390/ijerph17249440.Int J Environ Res Public Health. 2020.PMID: 33339284Free PMC article.
Hara S, Nonaka S, Ishii M, Ogawa Y, Yang CM, Okajima I.Hara S, et al. Among authors: okajima i.Sleep Med. 2021 Apr;80:204-209. doi: 10.1016/j.sleep.2021.01.047. Epub 2021 Feb 1.Sleep Med. 2021.PMID: 33607555
Ito K, Kadotani H, Okajima I, Ubara A, Ichikawa M, Omichi C, Miyamoto T, Matsuda A, Sumi Y, Kitagawa H.Ito K, et al. Among authors: okajima i.Int J Environ Res Public Health. 2021 Mar 7;18(5):2691. doi: 10.3390/ijerph18052691.Int J Environ Res Public Health. 2021.PMID: 33800027Free PMC article.
Okajima I, Komada Y, Ito W, Inoue Y.Okajima I, et al.Int J Environ Res Public Health. 2021 Mar 12;18(6):2908. doi: 10.3390/ijerph18062908.Int J Environ Res Public Health. 2021.PMID: 33809121Free PMC article.